Supstronics X300 Multifunction Expansion Board With Case For Raspberry Pi B+  Description:  The expansion board is directly connected on top of the Raspberry Pi using the board GPIO header pins， and no wiring nor soldering is required， and duplicated the 40-pin header of the R-Pi in order to support existing expansion boards. X300 is only fully compatible with Raspberry Pi Model B+  Feature:  Input Voltage – 6V to 21Vdc converted to 5V， 4A via step-down DC\/DC converter to power the Raspberry Pi. Storage – The SATA port allows you to connect SATA devices to your Raspberry Pi. Audio – 3.5mm MIC in jack， 3.5mm stereo audio jack， SPDIF output， audio IO connector (Microphone input and stereo audio amplifier 3.3Wx2) Wireless - WiFi (IEEE 802.11b\/g\/n) with antenna， IR sensor (38KHz)， Bluetooth serial communication USB – self-powered USB hub with 3 ports RTC – Based on DS3231SN with included CR2032 battery I\/Os – Power output connector， headers to access camera connector on top of the Raspberry Pi Misc – DIP switch to remove connection from RPi's pin header Dimensions – 85 x 56mm (Same size as Raspberry Pi) Recommended Power Supplies: 110~240V AC input， 12V DC 2A output  Read more: http:\/\/www.suptronics.com\/Xseries\/x300.html  Package included:  1 x Supstronics X300 Multifunction Expansion Board 1 x Case